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GPU Comparison
AMD Radeon HD 6850 vs NVIDIA A40 PCIe
AMD Radeon HD 6850 vs NVIDIA A40 PCIe
VS
AMD Radeon HD 6850
NVIDIA A40 PCIe
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6850 and 48GB VRAM A40 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6850 's Advantages
Lower TDP (127W vs 300W)
NVIDIA A40 PCIe 's Advantages
Released 10 years late
Boost Clock1740MHz
More VRAM (48GB vs 1GB)
Larger VRAM bandwidth (695.8GB/s vs 128.0GB/s)
9792 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 6850
1.488 TFLOPS
A40 PCIe
+2414%
37.42 TFLOPS
Radeon HD 6850
VS
A40 PCIe
Graphics Card
Oct 2010
Release Date
Oct 2020
Northern Islands
Generation
Tesla
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
1305 MHz
-
Boost Clock
1740 MHz
1000 MHz
Memory Clock
1812 MHz
Memory
1024MB
Memory Size
48GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
384bit
128.0GB/s
Bandwidth
695.8GB/s
Render Config
-
SM Count
84
12
Compute Units
-
960
Shading Units
10752
48
TMUs
336
32
ROPs
112
-
Tensor Cores
336
-
RT Cores
84
8 KB (per CU)
L1 Cache
128 KB (per SM)
512 KB
L2 Cache
6 MB
Theoretical Performance
24.80 GPixel/s
Pixel Rate
194.9 GPixel/s
37.20 GTexel/s
Texture Rate
584.6 GTexel/s
-
FP16 (half)
37.42 TFLOPS
1488 GFLOPS
FP32 (float)
37.42 TFLOPS
-
FP64 (double)
584.6 GFLOPS
Graphics Processor
Barts
GPU Name
GA102
Barts PRO (215-0798006)
GPU Variant
-
TeraScale 2
Architecture
Ampere
TSMC
Foundry
Samsung
40 nm
Process Size
8 nm
1.7 billion
Transistors
28.3 billion
255 mm²
Die Size
628 mm²
Board Design
127W
TDP
300W
300 W
Suggested PSU
700 W
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
Outputs
3x DisplayPort 1.4a
1x 6-pin
Power Connectors
8-pin EPS
Graphics Features
11.2 (11_0)
DirectX
12 Ultimate (12_2)
4.4
OpenGL
4.6
1.2
OpenCL
3.0
N/A
Vulkan
1.3
-
CUDA
8.6
5.0
Shader Model
6.6
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